bad material

常见例句

There are plenty of good and bad learning materials on the Internet, please exercise caution when using them.
網上有好的，也有壞的學習資料，各位小心。
However, in domestic market, there are many factories use bad chemical materials to produce some poor-quality shampoo.
但是，在國內市場上，卻有很多不法商家使用劣質化學原料來配制洗發水。
Rejecting online bad reading materials is the responsibility of the whole society.
觝制網上不良讀物是全社會的責任。
kns50.chkd.cnki.net

There was also real growth in furniture and construction materials, not bad for a country with a cooling housing market.
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There are still too many bad actors in search of these dangerous materials, and these dangerous materials are still vulnerable in too many places.
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Thursday was bad for almost everyone, but the biotech and materials sectors suffered the most.
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